Population Pyramids of the World from 1950 to 2100

Guinea-Bissau Population Pyramid 1970

Guinea-Bissau
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1970
Population: 584,402

Year

-5 -1   1970  +1 +5

Country

A B C D E F G H I J K L M N O P Q R S T U V W Y Z
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Summary

Guinea-Bissau in 1970

As of 1970, Guinea-Bissau counted 584,402 inhabitants. That is 1.2% more than in 1960, when the population stood at 577,633.

Half of the population was younger than 19.1 years; 41.9% were children under 15 and 4.3% were 65 or older. This is an expansive pyramid — each cohort of children is larger than the one above it, the signature of high birth rates and rapid growth.

Ranks #153 of 201 by population Ranks #87 of 201 by median age Ranks #199 of 201 by growth

Share of the population by age group, 1950–2100

Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.

Key indicators for Guinea-Bissau
Population
584,402
Median age
19.1
0-14 %
41.9%
65+ %
4.3%
Child dependency
77.7
Old-age dependency
7.9
Region
AFRICA
Pyramid shape
Expansive
Population 2050
3,438,608
Population 2100
4,665,485
What is driving the change
Births per woman
Total fertility rate, 1960–2023
1234567
1960Replacement level (2.1)2023 · 3.84

In 2023 women in Guinea-Bissau had on average 3.84 children, above the replacement level of 2.1.

Source: World Bank World Development Indicators, latest available year.

Life expectancy at birth
Years, 1960–2023
Total Women Men
203040506070
19602023 · 64.1

Life expectancy at birth was 64.1 years in 2023: 66.4 for women and 61.7 for men.

Source: World Bank World Development Indicators, latest available year.

People supported per 100 workers
Dependency ratios, 1950–2100
Children Older adults
255075100
19502100
Migration to and from Guinea-Bissau
Where immigrants come from (2024)

14,081 immigrants live in Guinea-Bissau, 0.6% of the population.

Senegal7,634
Guinea3,032
Gambia917
Liberia532
Portugal505
Where emigrants live (2024)

103,999 people born in Guinea-Bissau live in other countries.

Portugal36,682
Senegal31,321
Gambia15,119
Cabo Verde5,576
Guinea4,217
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

How Guinea-Bissau compares with its neighbours
Country Population Median age Relative size
Guinea-Bissau 584,403 19.1
Gambia 524,105 19.5
Cabo Verde 287,885 17.2
Mauritania 1,099,806 18.1
Liberia 1,466,676 18.7
Frequently asked questions about Guinea-Bissau's population
How many people lived in Guinea-Bissau in 1970?
In 1970, Guinea-Bissau's population was 584,402.
Is the population of Guinea-Bissau increasing or decreasing?
Guinea-Bissau's population grew 1.2% over the previous ten years, and is projected to reach 3,438,608 by 2050.
What is the median age in Guinea-Bissau?
The median age in Guinea-Bissau is 19.1 years — half the population is younger, half older.
How many children and older people live in Guinea-Bissau?
4.3% of Guinea-Bissau's population is 65 or older, and 41.9% is under 15.
What type of population pyramid does Guinea-Bissau have?
Guinea-Bissau has an expansive pyramid: a wide base of young cohorts reflecting high fertility and continued population growth.

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